Diaphragm plate for a servomotor



FIG. 1 is a front perspective view of a diaphragm plate of a servomotor showing my new design;

FIG. 2 is an elevational view thereof; and

FIG. 3 is a cross-sectional view thereof taken along the diameter of the plate. 

The ornamental design for a diaphragm plate for a servomotor, as shown. 